124 results
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Antibodies that bind ... leading to an allergic ... reaction. ... complexes bind ... #Immunology #pathophysiology
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... Penicillin-induced drug reaction ... Dermatitis (ie. reaction ... #Allergic #Reactions ... Classification #Diagnosis
Allergic Reaction Classification
Type 1 reaction: Acute anaphylactic reaction
Type 2 reaction: Cytotoxic reaction
Type 3 reaction: Immune complex
Type
Allergic Reaction ... Type 2 reaction ... #Allergic #Reaction ... Classification #Types #allergy ... #diagnosis
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
of lgE Abs that bind ... reaction • Type ... An allergic reaction ... #Allergic #Reactions ... Classification #Diagnosis
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
mediated; exposure to allergen ... development of allergen-specific ... Allergic reaction ... Initial exposure to allergen ... #Immunology #pathophysiology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... syndrome, POEMS • Reaction ... post-splenectomy, Exercise, Allergic ... reactions Matthew ... #Differential #Diagnosis
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
lgE antibodies bind ... When the specific allergen ... Classification #Pathophysiology ... #Allergy #Diagnosis ... #Reactions #Table
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Classification Diagnosis ... Angioedema: • Acute allergic ... exposure • Non-allergic ... drug reaction - ... Classification #Types #Diagnosis
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... Mechanism of Action: Allergen-specific ... lgM antibodies bind ... Acute transfusion reaction ... #types #allergy
Algorithm for the Evaluation and Management of Transfusion Reactions

This algorithm was developed by Dr. Eric Madden,
of Transfusion Reactions ... #Transfusion #Reactions ... #Algorithm #Diagnosis ... #Management #Hematology